Specification Alarm : Audible, Visual BatteriesIncluded : 1 BatteriesRequired : 1 Brand : MUELLER BulletPoint1 : Plumbing BulletPoint2 : Manufacturer: Mueller Industries BulletPoint3 : Made in: United States BulletPoint4 : 【Compact & Portable Design】Compact design, easy-to-understand interface, customers can operate the device with one hand. Without complicated instructions, simple to use. Non-slip texture and ABS material makes it easy to hold. This portable carbon monoxide detector helps you monitor changes in carbon monoxide levels in a variety of scenarios in real time without having to pay hundreds of dollars in testing fees for suspected carbon monoxide leaks. A carry bag is provided for storage. BulletPoint5 : 【Wide Application】The portable CO detector can be widely used in indoor and outdoor, homes, garages, offices, schools, hospitals, supermarkets, travel, ships, airplanes, cars and RVs and other places, as well as coal, oil drilling rigs, textiles, chemicals, metallurgy, papermaking, fire protection, municipal administration, etc. industry. BulletPoint6 : 【Professional Detection】-AOTIQUAL carbon monoxide alarms are UL2034 compliant and equipped with advanced electrochemical sensors to detect dangerous carbon monoxide levels faster and more accurately. Color : Black ExternallyAssignedProductIdentifier1 : 012871029974 ExternallyAssignedProductIdentifier2 : 0012871029974 ExternallyAssignedProductIdentifier3 : 00096801409401 IncludedComponents : Product & Instructions Guide ItemName : Cleanout Tee w/Plug,1-1/2 in FNPT x Hub ItemPackageDimensions_Height : 4 inches ItemPackageDimensions_Length : 4 inches ItemPackageDimensions_Width : 2.3 inches ItemPackageQuantity : 1 ItemShape : Square ItemTypeKeyword : science-lab-showers Manufacturer : MUELLER INDUSTRIES Material : ABS ModelName : HT621 ModelNumber : HT621 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : 1WJG4 Pattern : Solid PileHeight : High Pile PowerSourceType : Battery Powered ProductDescription : Carbon Monoxide Detector, Handheld CO Detector, Portable CO Gas Tester ProductSiteLaunchDate : 2021-02-25T20:10:24.087Z Scent : 24 Size : 10' Length x 3' Width Speed : 1550 rpm Style : Technological sense SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1 UnspscCode : 46000000 Voltage : 230 volts